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Engine-Codes – Generic – P0507

P0507 Code - Idle Control System RPM Higher Than Expected

Quick Answer

The P0507 diagnostic trouble code (DTC) indicates that the idle control system's RPM (revolutions per minute) is higher than expected. Common causes include Dirty or faulty idle air control valve (IACV), Stuck throttle plate, Vacuum leaks in the intake system. Severity is High - diagnose this code as soon as possible. Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.

What it means
P0507 indicates Idle Control System RPM Higher Than Expected.
Common causes
Common causes include Dirty or faulty idle air control valve (IACV), Stuck throttle plate, Vacuum leaks in the intake system.
Severity
High - diagnose this code as soon as possible.
Can I drive?
Driving is not recommended if the warning light is flashing, the engine runs poorly, or safety-related symptoms are present.
What is this?
Table of contents Created and updated by William Orellana on Sep 06, 2024
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Code P0507 Description

The P0507 diagnostic trouble code (DTC) indicates that the idle control system's RPM (revolutions per minute) is higher than expected. In simpler terms, this means that the engine's idle speed is above the normal range, which can lead to various performance issues and potential long-term effects if not addressed promptly.

OBDII Code P0507 - Idle Control System RPM Higher Than Expected
P0507 Code - Idle Control System RPM Higher Than Expected

Common Causes of P0507

  1. Dirty or faulty idle air control valve (IACV)
  2. Stuck throttle plate
  3. Vacuum leaks in the intake system
  4. Malfunctioning engine control module (ECM)
  5. Faulty throttle body

Symptoms of P0507

  1. High idle speed when the vehicle is stationary
  2. Rough idling or surging while the vehicle is at a stop
  3. Stalling or difficulty starting the engine
  4. Decreased fuel efficiency
  5. Check Engine Light illuminated on the dashboard

How to Fix P0507

  1. Perform a diagnostic scan to retrieve the trouble code and identify the root cause of the issue.
  2. Inspect and clean the idle air control valve (IACV) or replace it if necessary.
  3. Check and clean the throttle body to ensure smooth operation.
  4. Inspect the intake system for vacuum leaks and repair as needed.
  5. Reset the engine control module (ECM) and perform an idle relearn procedure to recalibrate the idle speed.

Cost to Fix P0507

The cost of repairing a P0507 code can vary depending on the specific cause of the issue and the vehicle's make and model. In general, expect to pay anywhere from $100 to $500 for parts and labor. Keep in mind that diagnosis time and labor rates at auto repair shops can vary, so it's advisable to get a personalized estimate based on your location and vehicle. It's recommended to seek professional help to accurately diagnose and repair this issue to ensure the vehicle's optimal performance and longevity.

What does this mean?

Tech Notes for P0507

If there are no intake leaks, clean throttle body, adjust engine idle and erase engine code. If the code comes back you may have to replace the Electric Throttle Control Actuator (Motor) to repair the problem.













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When is the Code Detected?

The idle speed is more than the target idle speed by 200 rpm or more.

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Code P0507 Information for Specific Makes

About the author: William Orellana is a Master Mechanic and Mechanical Engineer with over 30 years of experience diagnosing and repairing vehicles. Learn more about his background.

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